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All results from a given calculation for CH3CHS (Thioacetaldehyde)

using model chemistry: B2PLYP=FULLultrafine/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A'
Energy calculated at B2PLYP=FULLultrafine/daug-cc-pVTZ
 hartrees
Energy at 0K-476.657517
Energy at 298.15K 
HF Energy-476.462517
Nuclear repulsion energy93.004265
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B2PLYP=FULLultrafine/daug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3156 3156 6.61      
2 A' 3098 3098 19.32      
3 A' 3037 3037 4.05      
4 A' 1494 1494 6.17      
5 A' 1403 1403 12.60      
6 A' 1387 1387 60.09      
7 A' 1171 1171 36.91      
8 A' 1090 1090 6.72      
9 A' 836 836 0.92      
10 A' 396 396 1.81      
11 A" 3085 3085 5.38      
12 A" 1487 1487 8.38      
13 A" 1058 1058 4.91      
14 A" 774 774 13.28      
15 A" 173 173 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 11821.7 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 11821.7 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULLultrafine/daug-cc-pVTZ
ABC
1.64793 0.19144 0.17706

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/daug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.622 0.000
C2 -1.485 0.713 0.000
S3 0.874 -0.742 0.000
H4 0.519 1.578 0.000
H5 -1.946 -0.269 0.000
H6 -1.819 1.276 0.874
H7 -1.819 1.276 -0.874

Atom - Atom Distances (Å)
  C1 C2 S3 H4 H5 H6 H7
C11.48811.62021.08752.14042.12172.1217
C21.48812.77192.18251.08521.09201.0920
S31.62022.77192.34742.85903.47693.4769
H41.08752.18252.34743.08002.51432.5143
H52.14041.08522.85903.08001.77981.7798
H62.12171.09203.47692.51431.77981.7487
H72.12171.09203.47692.51431.77981.7487

picture of Thioacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H5 111.604 C1 C2 H6 109.685
C1 C2 H7 109.685 C2 C1 S3 126.143
C2 C1 H4 114.965 S3 C1 H4 118.891
H5 C2 H6 109.667 H5 C2 H7 109.667
H6 C2 H7 106.395
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability